| This contract includes one or more amendments.EW03891390 | Public Services and Procurement Canada | 79 807,72 $ | 22 oct. 2018 |
| OLSON MECHANICAL LTD (EW038-191390/001/PWU~002)EW038-191390/001/PWU | Public Works and Government Services Canada | 76 007 $ | 22 oct. 2018 |
| OLSON MECHANICAL LTD (EW038-191390/001/PWU~001)EW038-191390/001/PWU | Public Works and Government Services Canada | 76 007 $ | 22 oct. 2018 |
| OLSON MECHANICAL LTD (EW038-191390/001/PWU~000)EW038-191390/001/PWU | Public Works and Government Services Canada | 76 007 $ | 22 oct. 2018 |
| This contract is a multi-year contract.EW03890746 | Public Services and Procurement Canada | 170,8 k $ | 9 août 2018 |
| OLSON MECHANICAL LTD (EW038-190746/001/PWU~002)EW038-190746/001/PWU | Public Works and Government Services Canada | 170,1 k $ | 9 août 2018 |
| OLSON MECHANICAL LTD (EW038-190746/001/PWU~001)EW038-190746/001/PWU | Public Works and Government Services Canada | 170,1 k $ | 9 août 2018 |
| OLSON MECHANICAL LTD (EW038-190746/001/PWU~000)EW038-190746/001/PWU | Public Works and Government Services Canada | 170,1 k $ | 9 août 2018 |
| Installation work28099 | Department of National Defence | 71 435 $ | 25 févr. 2005 |
| Installation work28098 | Department of National Defence | 49 661 $ | 25 févr. 2005 |